| London Colney to Droylsden | 144.26 mi (232.16 km) |
| London Colney to Dudley | 93.16 mi (149.93 km) |
| London Colney to Dukinfield | 142.05 mi (228.61 km) |
| London Colney to Dumbarton | 339.61 mi (546.55 km) |
| London Colney to Dumfries | 268.07 mi (431.42 km) |
| London Colney to Dunbar | 308.95 mi (497.20 km) |
| London Colney to Dunblane | 342.08 mi (550.52 km) |
| London Colney to Dundee | 344.59 mi (554.56 km) |
| London Colney to Dunfermline | 326.26 mi (525.06 km) |
| London Colney to Dunstable | 14.54 mi (23.40 km) |
| London Colney to Durham | 217.21 mi (349.56 km) |
| London Colney to Ealing | 14.41 mi (23.18 km) |
| London Colney to Earlestown | 154.64 mi (248.87 km) |
| London Colney to Earley | 33.89 mi (54.54 km) |
| London Colney to East Barnet | 8.21 mi (13.21 km) |
